Domino's Japan will top its newest pizzas with an ingredient that's favored in the country: mayonnaise. The pizza chain has four new pies to serve, all covered with mayo: Mayo Potato, Chicken Teriyaki, Avocado Shrimp, and Giant Quattro.

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You may wonder why pizzas topped with mayonnaise would be a hit in Japan, but Huffington Post points out that the typical mayo served in Japan isn't like the kind we're used to in the U.S. The Japanese version is a bit sweeter, thanks to apple and malt vinegar mixed with egg yolks (mayo served in the U.S. is typically made with whole eggs).